Front-end persuasion and front-end knowledge system (front-end interview system)

foreword

Although it is about to be gold, nine, silver and ten, there should be a lot of people interviewing, although I am also there, the purpose of writing the article is mainly to sort out knowledge, and it can be helpful for review. This article is mainly related to the front-end knowledge system. The content involved includes :

  • browser
  • computer network
  • Front-end basics (html, css, js)
  • node
  • webpack
  • Data Structures and Algorithms
  • web security
  • Front-end engineering (application of compilation principles)
  • Rendering optimization
  • performance monitoring

Does not include:

  • Cross-end (mini program, hybrid application)
  • frame
  • typescript
  • mobile

However, the front-end is really involution , the content is so much, and some interview questions are lost as a reference, the above basically covers the entire knowledge system of the front-end.

For the rest, I'm not very familiar, so anyone want to complete the second part?

other

After reading the comments, some people feel that their abilities are limited, which is normal. Since the front-end system itself has a lot of content, this article is just sorted out, there is no need to pay attention to all of it, it is just a current trend.

The current front-end field direction:

  • visualization
  • span
  • Applets
  • Engineering
  • game
  • DevOps
  • webAssembly (rust, c, cpp) extends the front-end through other languages ​​to achieve solutions that the front-end cannot do
  • Audio and video (FFmpeg)
  • full stack

Required:

  • html、css、js
  • typescirpt (2021, now ts is almost a necessary skill)
  • frame
  • Browser related knowledge
  • monitoring, tracking
  • team cooperation

Optional:

  • computer network
  • Compilation principle
  • Data Structures and Algorithms
  • unit test

Links in this article

At the request of the comments, all the content of this article can be found on this, and it will only increase, not decrease. The link may have little content, such as data structure and algorithm, which should be added later, only for individuals The scope of the body of knowledge, as for other farewells.

Make complaints:

Made with Feishu's thinking notes (advertisement in disguise?), talk about the experience

advantage:

  • ui unscrupulous
  • Can link to other documents via @

shortcoming:

  • The pasted link cannot modify the title, it is automatically recognized by default
  • no way to wrap
  • Images are not supported
  • When using a 2-sided structure, there is no way to drag
  • Sharing does not support folders (let me add collaborators????), and sharing is very troublesome if there are too many files.
  • Does the preview feel blurry? When editing, it is obviously clearer than previewing

Note

因为一些内容更新的比较频繁,所以图上的内容可能并不准确,具体请通过 前端知识体系 查看。

链接:

前端知识体系

前端知识体系 (3).png

浏览器

  • 从输入网址到看到网页发生了什么
  • dom 解析规则
  • css、js是否会阻塞渲染
  • xss、csrf、csp
  • 重绘和重排的区别
  • 浏览器缓存是怎样的
  • 跨域

数据结构和算法.png 作为个前端,毕竟每天都和浏览器打交道,不懂浏览器的前端不算好前端。

浏览器.png

浏览器渲染详细过程:重绘、重排和 composite 只是冰山一角

浏览器工作原理与实践_浏览器_V8原理-极客时间

图解 Google V8_虚拟机_JavaScript_Node.js_前端_Google-极客时间 (geekbang.org)

前端基础

CSS

  • css 盒模型
  • bfc
  • 居中
  • 伪类和伪元素
  • css选择器优先级

css.png

CSS层叠上下文

js

  • 事件循环
  • 原型链
  • this
  • 作用域
  • 闭包
  • 柯里化
  • 事件流
  • 数据类型
  • promise、generator、async await
  • 0.1 + 0.2 为什么不等于0.3 (IEEE754)
  • 浮点精度

javascript.png

(图灵社区 (ituring.com.cn))

事件循环

一文搞懂V8引擎的垃圾回收 (juejin.cn)

JavaScript 深入之浮点数精度 (juejin.cn)

计算机网络

  • https 为什么安全
  • http2的特点
  • tcp阻塞
  • http状态码
  • http3
  • http和https握手

计算机网络.png

HTTP/3 原理实战 - 知乎 (zhihu.com)

前端工程化

  • amd、cmd、esmodule、commonjs区别
  • import from 和require、import()区别
  • babel
  • vite
  • eslint
  • postcss
  • ast
  • 微前端

前端工程化.png

git commit 规范指南

node

  • 模块查找机制
  • stream 流
  • 非阻塞异步io
  • 中间件

node.png

深入浅出node中间件原理

Node.js理论实践之《异步非阻塞IO与事件循环》

webpack

  • loader和plugin的区别
  • tapable
  • webpack hmr原理
  • webpack 编译流程
  • webpack 优化
  • tree shaking

webpack.png

Webpack HMR 原理解析

性能优化

  • 常见的性能优化方案
  • 一些性能指标

前端性能优化.png

performance各阶段:

前端性能优化之雅虎35条军规 (juejin.cn)

网站性能监测

Performance - Web API

前端监控

一篇讲透自研的前端错误监控

数据结构和算法

数据结构和算法.png

宫水三叶的刷题日记

算法面试通关40讲_算法面试_LeetCode刷题

javascript-algorithms

VisuAlgo - 数据结构和算法动态可视化

书:

  • 算法导论
  • 剑指offer
  • 小灰的漫画算法

结束

整理这个,也算是自己的复习,也算总结,马上9月了,dalao们加油。

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Origin juejin.im/post/6994657097220620319